Brown, Beth. <br/><br/>
Dogs that work for a living 

 - (s.l.) :  Funk & Wagnalls,  1970 
 - 150 p.  : ilus. 
<br/><br/><label>LCCN: </label>62672 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Perros.
<br/><br/><label>Dewey Class. No.: </label>636.7  / B7